<!DOCTYPE html>
<html lang="en">

<head>
	<meta charset="UTF-8">
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	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Document</title>
</head>
<style>
	.callNow {
		width: 100%;
		text-align: center;
		margin-top: 121px;
	}
</style>

<body>
	<div class="callNow">
		<button onclick="callMe()">立即拨打给我</button>
	</div>
	<script>
		function callMe() {
			console.log(333);
			window.location.href = 'tel:18736078358';
		}
	</script>
</body>

</html>